
var pimg = document.getElementById("shuimo");
	pimg.onload = function(){
		var widthX = 0;
		var shuimo = document.getElementById("shuimo");
		shuimo.parentNode.style.width=document.documentElement.clientWidth+"px";
		shuimo.parentNode.style.height=document.documentElement.clientHeight+"px";
		function go(){
			widthX+=+document.documentElement.clientWidth;//大框的宽度px值
			shuimo.style.backgroundPosition="-"+widthX+"px 0";
		}
		var timer = setInterval(function(){
			if(widthX>22000){
				clearInterval(timer);
				//document.getElementsByTagName("body")[0].style.backgroundColor="#6cf";
				shuimo.style.display="none";
				shuimo.parentNode.style.display="none";
				document.body.style.overflow="auto";
			}
			go();
		},220);
	}
